| Atomic Number | 15 |
|---|---|
| Atomic Weight | 30.973761998 |
| Rhif màs | 31 |
| Group | 15 |
|---|---|
| Period | 3 |
| Block | p |
| Proton | 15 p+ |
|---|---|
| Niwtron | 16 n0 |
| Electron | 15 e- |
| Atomic Radius | |
|---|---|
| molar volume | |
| covalent radius | |
| Metallic Radius | |
| ionic radius | |
| Crystal Radius | |
| Van der Waals radius | |
| density |
| egni | |
|---|---|
| proton affinity | |
| electron affinity | |
| ionization energy | |
| enthalpy of vaporization | |
| enthalpy of fusion | |
| standard enthalpy of formation | |
| Electron | |
| plisgyn yr electron | 2, 8, 5 |
| valence electron | 5 ⓘ |
| trefn yr electronnau | [Ne] 3s2 3p3ⓘ 1s2 2s2 2p6 3s2 3p3 |
| Cyflwr ocsidiad | -3, -2, -1, 0, 1, 2, 3, 4, 5 |
| Electronegatifedd |
2.19
|
| Electrophilicity Index | |
| cyflwr sylfaenol mater | |
| cyflwr mater | {ERROR}|
| gaseous state of matter | |
| Boiling Point | |
| Melting Point | |
| critical pressure | |
| critical temperature | |
| triple point | |
| appearance | |
| lliw | Black
|
| appearance | colourless, waxy white, yellow, scarlet, red, violet, black |
| Mynegrif plygiant | 1.001212
|
| nodwedd ffisegol gwrthrych | |
| Thermal Conductivity | |
| thermal expansion | |
| molar heat capacity | |
| Specific Heat Capacity | |
| heat capacity ratio | |
| electrical properties | |
| type | Conductor |
| dargludedd trydanol | |
| Gwrthedd | |
| superconductivity | |
| magnetism | |
| type | diamagnetic |
| magnetic susceptibility (Mass) | -0.0000000113 m³/Kg
|
| magnetic susceptibility (Molar) | -0.00000000035 m³/mol
|
| magnetic susceptibility (Volume) | -0.0000206
|
| magnetic ordering | |
| Curie temperature | |
| Néel temperature | |
| strwythur | |
| Crystal Structure | {ERROR} |
| lattice constant | |
| Lattice Angles | 1.25384, 1.57725, 1.24896 |
| nodwedd mecanyddol deunyddiau | |
| hardness | |
| bulk modulus | |
| shear modulus | |
| Young's modulus | |
| Poisson's ratio | |
| speed of sound | |
| classification | |
| Category | Actinides, Nonmetals |
| CAS Group | VB |
| IUPAC Group | VA |
| Glawe Number | 89 |
| Mendeleev Number | 94 |
| Pettifor Number | 90 |
| Geochemical Class | |
| Goldschmidt classification | litophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | White Phosphorus, Red Phosphorus, Black Phosphorus |
| Neutron cross section | 0.18
|
| Neutron Mass Absorption | 0.0002
|
| quantum number | 4S3/2 |
| space group | 2 (P-1) |
| Stable Isotopes | 1 |
|---|---|
| Unstable Isotopes | 23 |
| Natural Isotopes | 1 |
| Rhif màs | 24 |
|---|---|
| neutron number | 9 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | |
| spin | 1 |
| nuclear quadrupole moment | |
| dyddiad darganfod | |
| parity | + |
| decay mode | intensity |
|---|---|
| p (proton emission) | |
| β+ (β+ decay; β+ = ϵ + e+) | |
| β+ p (β+-delayed proton emission) |
| Rhif màs | 25 |
|---|---|
| neutron number | 10 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | |
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | |
| parity | + |
| decay mode | intensity |
|---|---|
| p (proton emission) |
| Rhif màs | 26 |
|---|---|
| neutron number | 11 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 43.6 ± 0.3 ms
|
| spin | 3 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1983 |
| parity |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 35.1% |
| 2p (2-proton emission) | 1.99% |
| Rhif màs | 27 |
|---|---|
| neutron number | 12 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 260 ± 80 ms
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1977 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 0.07% |
| Rhif màs | 28 |
|---|---|
| neutron number | 13 |
| Relative Atomic Mass | |
| g-factor | 0.104 ± 0.001
|
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 270.3 ± 0.5 ms
|
| spin | 3 |
| nuclear quadrupole moment | 0.137 ± 0.014
|
| dyddiad darganfod | 1953 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 0.0013% |
| β+α (β+-delayed α emission) | 0.00086% |
| Rhif màs | 29 |
|---|---|
| neutron number | 14 |
| Relative Atomic Mass | |
| g-factor | 2.4688 ± 0.0006
|
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 4.102 ± 0.004 s
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1941 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Rhif màs | 30 |
|---|---|
| neutron number | 15 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 2.5 ± 0.0017 m
|
| spin | 1 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1934 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Rhif màs | 31 |
|---|---|
| neutron number | 16 |
| Relative Atomic Mass | |
| g-factor | 2.26185 ± 0.00001
|
| natural abundance | 100
|
| Dadfeilio ymbelydrol | stable isotope |
| Hanner oes | Not Radioactive ☢️ |
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1920 |
| parity | + |
| Rhif màs | 32 |
|---|---|
| neutron number | 17 |
| Relative Atomic Mass | |
| g-factor | -0.2528 ± 0.0002
|
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 14.269 ± 0.007 d
|
| spin | 1 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1934 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| Rhif màs | 33 |
|---|---|
| neutron number | 18 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 25.35 ± 0.11 d
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1951 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| Rhif màs | 34 |
|---|---|
| neutron number | 19 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 12.43 ± 0.1 s
|
| spin | 1 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1945 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| Rhif màs | 35 |
|---|---|
| neutron number | 20 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 47.3 ± 0.8 s
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1971 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| Rhif màs | 36 |
|---|---|
| neutron number | 21 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 5.6 ± 0.3 s
|
| spin | 4 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1971 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| Rhif màs | 37 |
|---|---|
| neutron number | 22 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 2.31 ± 0.13 s
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1971 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| Rhif màs | 38 |
|---|---|
| neutron number | 23 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 640 ± 140 ms
|
| spin | 2 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1971 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 12% |
| Rhif màs | 39 |
|---|---|
| neutron number | 24 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 282 ± 24 ms
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1977 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 26% |
| Rhif màs | 40 |
|---|---|
| neutron number | 25 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 150 ± 8 ms
|
| spin | 2 |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1979 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 15.8% |
| 2n (2-neutron emission) |
| Rhif màs | 41 |
|---|---|
| neutron number | 26 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 101 ± 5 ms
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1979 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 30% |
| 2n (2-neutron emission) |
| Rhif màs | 42 |
|---|---|
| neutron number | 27 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 48.5 ± 1.5 ms
|
| spin | |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1979 |
| parity |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 50% |
| 2n (2-neutron emission) |
| Rhif màs | 43 |
|---|---|
| neutron number | 28 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 35.8 ± 1.3 ms
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1989 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 100% |
| 2n (2-neutron emission) |
| Rhif màs | 44 |
|---|---|
| neutron number | 29 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | 18.5 ± 2.5 ms
|
| spin | |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1989 |
| parity |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Rhif màs | 45 |
|---|---|
| neutron number | 30 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | |
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 1990 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Rhif màs | 46 |
|---|---|
| neutron number | 31 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | |
| spin | |
| nuclear quadrupole moment | |
| dyddiad darganfod | 1990 |
| parity |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Rhif màs | 47 |
|---|---|
| neutron number | 32 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| Dadfeilio ymbelydrol | ☢️ elfen ymbelydrol |
| Hanner oes | |
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| dyddiad darganfod | 2018 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| darganfyddwr neu ddyfeisiwr | Hennig Brand |
|---|---|
| man darganfod | Germany |
| dyddiad darganfod | 1669 |
| geirdarddiad | Greek: phosphoros, (bringer of light). |
| ynganiad | FOS-fer-es (Saesneg) |
| Abundance | |
|---|---|
| Abundance in Earth's crust | |
| natural abundance (cefnfor) | |
| natural abundance (corff dynol) | 1.1 %
|
| natural abundance (Awyrfaen) | 0.11 %
|
| natural abundance (Haul) | 0.0007 %
|
| Abundance in Universe | 0.0007 %
|
| 1 | s | 0.4422 |
| 2 | p | 4.0388 |
| 2 | s | 5.175 |
| 3 | p | 10.1136 |
| 3 | s | 9.3582 |